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2020 Silverado HD & Sierra HD Troubleshooting

A central location to report any issues or asking for help troubleshooting any problems with your 2020 Chevrolet Silverado 2500 / 3500 or 2020 GMC Sierra 2500 / 3500. Also recall announcements and Technical Service Bulletins (TSB).

62 topics in this forum

  1. Trailer lights 1 2 3

    • 34 replies
    • 2,875 views
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    • 14 replies
    • 928 views
    • 7 replies
    • 284 views
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    • 3,861 views
    • 0 replies
    • 29 views
    • 1 reply
    • 160 views
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    • 693 views
    • 3 replies
    • 211 views
    • 5 replies
    • 273 views
    • 1 reply
    • 98 views
  2. Electrical issue

    • 0 replies
    • 57 views
  3. Bluetooth iPhone Issues

    • 7 replies
    • 390 views
    • 0 replies
    • 42 views
  4. Running wiring into cab

    • 1 reply
    • 57 views
  5. Ticking noise

    • 7 replies
    • 298 views
    • 4 replies
    • 204 views
  6. Traction Control Activating on Left Turns 1 2

    • 15 replies
    • 647 views
    • 0 replies
    • 79 views
  7. Fuel filter reset

    • 5 replies
    • 228 views
  8. Transmission running hot

    • 4 replies
    • 272 views
    • 3 replies
    • 185 views
  9. Noisy steering column

    • 12 replies
    • 458 views
    • 0 replies
    • 86 views


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